The SIM cards that fit into those tiny slots in your cell phone and tell your cellular network to whom your calls are to be charged come in four different sizes. With the only real difference between ...

Find out how to trim your own micro-SIM card for use in phones that require this new format. Sharon Profis Former Vice President of Content, CNET Studios As vice president of CNET Studios, Sharon led ...

Let’s say you spent your vacation abroad a couple of years ago. Being thrifty, you removed your U.S. SIM card from your unlocked iPhone 4 and inserted a SIM card from a carrier in the country you were ...

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The SIM card in your iPhone is crucial to your making calls, but it's also small enough to lose, and easy enough to put in the wrong way. Here's how to successfully remove a SIM card, and put one back ...

I’m the deputy managing editor of the hardware team at PCMag.com. Reading this during the day? Then you've caught me testing gear and editing reviews of laptops, desktop PCs, and tons of other ...

Retail prices of Apple's iPhone 5 are sinking fast - from Dh6,000 quoted just yesterday, prices have dropped to Dh4,450 within 24 hours today - and may fall further in the UAE as more people realise ...